/**
* Encodes a list of queue items into JSON text
*
* @param items
* @return
*/
public static StringBuffer encode(List items) {
StringBuffer json = new StringBuffer();
Iterator itr = items.iterator();
Calendar current = Calendar.getInstance();
current.get(Calendar.DATE);
if (items.size() <= 0) json.append("{}");
else {
while (itr.hasNext()) {
QueueItem it = (QueueItem) itr.next();
PersonName name = it.patient.getPersonName();
json.append("{");
json.append("\"status\":\"").append(it.status).append("\",");
json.append("\"patientIdentifier\":\"")
.append(it.patient.getPatientIdentifier())
.append("\",");
json.append("\"Procedure\":\"").append(it.getProcedureTitle()).append("\",");
json.append("\"age\":\"").append(it.patient.getAge(null)).append("\",");
json.append("\"sex\":\"").append(it.patient.getGender()).append("\",");
json.append("\"dateCreated\":\"").append(it.dateCreated).append("\",");
json.append("\"name\":{");
boolean hasContent = addOptionalElement(json, "prefix", name.getPrefix());
hasContent |= addOptionalElement(json, "givenName", name.getGivenName());
hasContent |= addOptionalElement(json, "familyName", name.getFamilyName());
if (hasContent)
json.deleteCharAt(json.length() - 1); // delete last comma if at least something was added
json.append("}");
json.append(",\"patientId\":\"").append(it.patient.getPatientId()).append("\",");
json.append("\"encounterId\":\"").append(it.encounter.getEncounterId()).append("\"");
json.append("},");
}
json.deleteCharAt(json.length() - 1);
}
return json;
}
